package org.example;


import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;

/**
 * Hello world!
 *
 */
public class App 
{

    private static final Logger logger = LogManager.getLogger("com.fforkboat.Test");
    public static void main(String[] args) {
        String username="${java:os}";

        logger.info("Hello, {}",username);
    }

}
